Find length and width of closet by drawing the diagnol
The rectangle floor of a closet is divided into two right triangles by drawing the diagnol. Length of closet is 2 feet more than twice the width. Diagnol is 13 feet. Find closet's length and width.
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Calculate the molecular formula of the compound. A compound of P and F was analyzed as follows: Heating 0.2324 g of the compound in a 378 cm3 container turned all of it into gas, which has a pressure of 97.3 mmHg at 77 degrees Celsius.
Find out the molarity of a sodium van date (Na3VO4) solution if 35.6mL of the solution are required to titrate a 0.659g sample of pure potassium sulfite ?
What is the percent iron (II) sulfate in the sample if a 1.818g sample containing iron(II) sulfate is dissolved and needs 34.1mL of 0.0115M K2Cr2O7solution to titrate it.
Assuming that the rate of decay is 13.6 counts per minute per gram, determine the age of the remnant in years. 14C has a half life of 5730 years. A humanoid skeleton was found to contain 14C with the decay rate of3.1 counts per minute per gram of
Your response should list the letters for all correct answers in alphabetical order (for example: BFGH). Which of the following molecules or polyatomic ions have a dipole moment (that is, which molecules or ions are polar)?
A reaction mixture in a 10.00 liter flask contains 4.1 moles each of hydrogen and fluorine gases plus 3.4 moles of HF. When this mixture reaches equilibrium what will be the concentration of hydrogen?
Suppose a hydrogen-oxygen fuel-cell generator was used to form the electricity for a house. Use the standard cell potential and the balanced redox reactions to predict the volume of hydrogen gas needed each month to generate the electricity requir
Determine the numbers of moles and liters of gas would be formed by reacting 77.5 g of NaHCO3 with excess vinegar? Suppose the reaction releases all the gas and that the reaction takes place at the 22 degrees C and 1 atm.
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